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Published byMarcia Jones Modified over 9 years ago
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Nutrition
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Review: Pathway of Food Mouth Pharynx Esophagus Stomach Small Intestine Large Intestine Rectum and anus
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Review: Digestive System Findfunfacts.appspot.com
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Review: accessory organs Pancreas Produces enzymes Liver Makes bile Gallbladder Stores bile WebMD
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What is energy and where do we get it? Nutrition: process by which a person takes in and uses food Energy: ability to do work Calorie: measurement of energy content
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Energy-Producing Nutrients Carbohydrates: 1 gram = 4 calories Proteins: 1 gram = 4 calories Fats: 1 gram = 9 calories
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Carbohydrates Types Simple (simple sugars) Complex (starches and fiber) Sources Simple carbohydrates: fruits, soda pop, candy Complex carbohydrates: bread, rice, vegetables Fiber: bran, whole-grain bread, beans Kidscreativechaos.com
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Carbohydrates (cont.) Function Quick energy Fiber: keeps things moving Digestion Mouth: complex carbohydrates broken down into simple sugars Small intestine: simple sugars absorbed Fiber: not digested
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Proteins Made up of amino acids 9 essential, 11 nonessential Types Complete Incomplete Sources: animal products (meats, fish, poultry, eggs, dairy) plant products (vegetables, fruits, grains) Thekitcn.com
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Proteins (cont.) Function Energy and cell structure Digestion Stomach: breaks down proteins into amino acids Small intestine: absorbs amino acids
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Fats Types Saturated and unsaturated Sources Saturated: meat, cheese, dairy products Unsaturated: plants Cookinglight.com
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Fats (cont.) Function Concentrated source of energy, protection, preserve heat, homeostasis, store and transport vitamins, cell structure Digestion Small intestine
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MyPlate.gov
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Group Activity In groups, analyze your food label and fill out your worksheets. Discuss the questions on the bottom of the worksheet. Be prepared to present your conclusions to the class.
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Conclusion Major nutrients are carbohydrates, fats, proteins Provide energy in the form of calories Our body uses these nutrients for building cells, keeping us warm, maintaining homeostasis, and moving around We need all of these nutrients to survive MyPlate.gov provides daily recommendations
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Tomorrow Quiz on digestive system and nutrition. Study your handouts! Learn about vitamins and minerals
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